Mining Engineering > GATE 2022 > Rock Mechanics
In a uniaxial compressive strength test, a rock sample of diameter 50 mm fails at an angle of 60° as shown in the figure. If the peak load at failure is 120 kN, the normal and shear stresses on failure plane respectively, in MPa are __________ and ________.
A
15.28 and 26.46
B
26.46 and 15.28
C
57.02 and-15.28
D
-15.28 and 15.28

Correct : a

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